1. Cell phone and Breathalyzer. You've had a drink or two at a bar. And while you feel sober enough to drive, you may be legally impaired. Rather than risk a DUI, you breathe into your cell phone, which tells you if you're fit to get behind the wheel. Surprisingly (or perhaps not), the . LG sells one, but not in the U.S. We want it now.

2. TiVo for your car radio. and other DVRs are great for recording TV shows and bypassing commercials. But how about TiVo for the car radio? Scenario: You're driving to work and want to hear a radio show or interview that's coming up. But you don't have time. Wouldn't it be great to hit a record button on the radio and listen later? Skipping the annoying commercials for your local blowout mattress sale would be nice too, but could we live with ourselves for fast forwarding through public radio pledge drives?

3. Universal remote with mini-TV display. This device would let you preview shows on your clicker before switching to them on your HDTV. The ultimate power for the person holding the remote! This makes TV picture-in-picture technology seem downright prehistoric.

4. GPS hiking device and flare gun. GPS devices for wilderness treks have satellite maps, and many smartphones now include Google Maps with satellite images. But what if you're injured, maybe stuck in a ravine without cell service? A lot of good that GPS device will do you. That's when you pull out your GPS flare gun. Even better: A satellite-guided flare that automatically travels toward the closest populated area. I'm sure the Pentagon has this already.

5. iPod and space heater. Why is Apple trying to extinguish claims that its ? Its approach is all wrong. Apple should embrace the iPod's toasty nature and market the device as a combo music player/space heater. Talk about dorm room savings.